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  1. 26-04-2019

    Thread: Chines Spindle and VFD setting of my Estops can any one help (EMI i think)

    by Doddy
    Replies
    7
    Views
    13,779

    Re: Chines Spindle and VFD setting of my Estops can any one help (EMI i think)

    Hmmm, Mega = Arduino Mega?, based on the AT MEGA 2560 MCU, still runs at 5V, but the on board regulator will provide the 5V required by the MCU. The I/O remains, however at 5V. AndyUK touches on ways...
  2. 26-04-2019

    Thread: Chines Spindle and VFD setting of my Estops can any one help (EMI i think)

    by AndyUK
    Replies
    7
    Views
    13,779

    Re: Chines Spindle and VFD setting of my Estops can any one help (EMI i think)

    The motors, spindle, and VFD all put out quite strong and varying magnetic fields, which induce small voltages in the cables around them. The VFD can also pump electrical noise back into the mains...
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